Results 51 to 60 of about 2,451,324 (261)

On the stability of harmonic maps under the homogeneous Ricci flow

open access: yesComplex Manifolds, 2018
In this work we study properties of stability and non-stability of harmonic maps under the homogeneous Ricci flow.We provide examples where the stability (non-stability) is preserved under the Ricci flow and an example where the Ricci flow does not ...
Prado Rafaela F. do, Grama Lino
doaj   +1 more source

Resonant two-photon ionization of helium atoms studied by attosecond interferometry

open access: yesFrontiers in Physics, 2022
We study resonant two-photon ionization of helium atoms via the 1s3p, 1s4p and 1s5p1P1 states using the 15th harmonic of a titanium-sapphire laser for the excitation and a weak fraction of the laser field for the ionization.
L. Neoričić   +18 more
doaj   +1 more source

Loss of IGF‐1R impairs DNA‐PKcs recruitment to chromatin leading to defective end‐joining

open access: yesMolecular Oncology, EarlyView.
IGF‐1R promotes radioresistance by facilitating DNA‐PKcs recruitment to chromatin, enabling non‐homologous end‐joining (NHEJ) repair of double‐strand breaks. Inhibition or loss of IGF‐1R disrupts this recruitment to damage sites, driving compensatory reliance on microhomology‐mediated end‐joining (MMEJ) repair.
Matthew O. Ellis   +3 more
wiley   +1 more source

Green Map Flushing Meadow Queens NY

open access: yes, 2005
A map of Flushing Meadows Corona Park in Queens, NY, site of two world fairs (1939 and 1964) currently home to a number of recreation facilities and green space.
Green Map System (Firm)
core   +1 more source

Axial spectral scans of polarization dependent third harmonic generation in a multimode photonic crystal fiber [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2007
We demonstrate a nondestructive axial scanning technique for the spectrally resolved analysis of femtosecond nonlinear–optical transformation in photonic crystal fibers.
Lorenc D.   +5 more
doaj   +1 more source

Epigenetic heterogeneity and plasticity in therapy‐induced tumor states through single‐cell multi‐omics

open access: yesMolecular Oncology, EarlyView.
Single‐cell multi‐omics reveals epigenetic heterogeneity across therapy‐adaptive tumor states, including quiescent/dormant, drug‐tolerant persister, and EMT‐like phenotypes. By linking regulatory features with state‐associated biomarkers, these approaches inform biomarker‐guided therapeutic strategies for evolving tumors.
Hee Jung Kim   +3 more
wiley   +1 more source

A Source Problem for the Helmholtz Equation via a Dirichlet-to-Neumann Map

open access: yesAbstract and Applied Analysis, 2021
In this paper, we consider a source problem for a time harmonic acoustic wave in two-dimensional space. Based on the boundary integral equation method, a Dirichlet-to-Neumann map in terms of boundary integral operators on the boundary of the source is ...
Kuo-Ming Lee
doaj   +1 more source

Spatial and single‐nuclei transcriptomics reveals idiosyncratic and generic patterns in papillary and anaplastic thyroid cancers

open access: yesMolecular Oncology, EarlyView.
Matched spatial transcriptomics and single‐nuclei RNA‐seq were generated for anaplastic and BRAFV600E papillary thyroid cancers revealing generic and tumor‐specific states occurring in cancer cells and in the tumor microenvironment. In this context, cancer dedifferentiation mirrored organoid maturation through ordered thyroid marker gain/loss ...
Adrien Tourneur   +11 more
wiley   +1 more source

Community Green Map Detroit

open access: yes, 2003
A map of a small area of Detroit done by children, which includes descriptions and photographs of the community gathering that produced the ...
Detroit Green Map Team
core   +1 more source

Asymptotic behavior for minimizers of a p-energy functional associated with p-harmonic map

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2004
The author studies the asymptotic behavior of minimizers $u_{\varepsilon}$ of a p-energy functional with penalization as $\varepsilon \to 0$. Several kinds of convergence for the minimizer to the p-harmonic map are presented under different assumptions.
Yutian Lei
doaj   +1 more source

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